<template>
  <div class="shopcar-container">
    <div class="goods-list">
      <div class="mui-card">
        <div class="mui-card-content" v-for="(item, i) in goodslist" :key="item.id">
          <div class="mui-card-content-inner flex">
            <!-- 复选框 -->
            <div class="mui-input-row mui-checkbox mui-left">
              <label>&nbsp;</label>
              <input type="checkbox" v-model="getGoodsSelected[item.id]"
                @change="selectedChange(item.id,getGoodsSelected[item.id])" :disabled="item.num == 0">
            </div>
            <!-- 中间商品图片 -->
            <img :src="item.image">
            <!-- 右侧部分 -->
            <div class="info">
              <h1>{{ item.name }}</h1>
              <p class="flex">
                <span class="price">¥{{ item.price }}</span>
                <numbox v-if="item.num" @count="countChange" :initcount="getGoodsCount[item.id]" :max="item.num"
                  :goodsid="item.id" size="min"></numbox>
                <span v-else style="margin-right:20px;">该商品暂时无货</span>
                <a href="#" @click.prevent="remove(item.id, i)">删除</a>
              </p>
            </div>
          </div>
        </div>
      </div>
      <!-- 商品结算区域 -->
      <div class="mui-card">
        <div class="mui-card-content">
          <div class="mui-card-content-inner balance">
            <div class="left">
              <p>总计不含运费</p>
              <p>已勾选商品 <span class="red">{{ getSelectedCount }}</span> 件，总价 <span class="red">¥{{ getSelectedAmount }}</span></p>
            </div>
            <mt-button type="primary">去结算</mt-button>
          </div>
        </div>
      </div>
    </div>
  </div>
</template>

<script>
  import numbox from '../components/numbox.vue'
  import {
    mapGetters,
    mapState
  } from 'vuex'
  export default {
    computed: {
      ...mapState('shopcart', ['car']),
      ...mapGetters('shopcart', ['getGoodsCount', 'getGoodsSelected', 'getSelectedCount', 'getSelectedGoods']),
     getSelectedAmount () {
    var goods = this.getSelectedGoods
    var amount = 0
    this.goodslist.forEach(item => {
      if (goods[item.id]) {
        amount += item.price * goods[item.id].count
      }
    })
    return amount
  }
    },
    created() {
      this.getGoodsList()
    },
    methods: {
      getGoodsList() {
        var idArr = []
        this.car.forEach(item => idArr.push(item.id))
        if (idArr.length <= 0) {
          return
        }
        this.$indicator.open({
          text: '加载中'
        })
        var params = {
          ids: idArr
        }
        this.$http.get('shopcart', {
          params: params
        }).then(res => {
          this.$indicator.close()
          if (res.data.code === 1) {
            this.goodslist = res.data.data
            this.goodslist.forEach(item => {
              if (item.num == 0) {
                this.selectedChange(item.id, false)
              }
            })
          }
        })

      },
      countChange(goodsinfo) {
        this.$store.commit('shopcart/updateGoodsInfo', goodsinfo)
      },
      selectedChange(id, val) {
        this.$store.commit('shopcart/updateGoodsSelected', {
          id: id,
          selected: val
        })
      },
      remove(id, index) {
        this.goodslist.splice(index, 1)
        this.$store.commit('shopcart/removeCar', id)
      }

    },
    data() {
      return {
        goodslist: []
      }
    },
    components: {
      numbox
    }

  }

</script>
<style lang="scss" scoped>
  .flex {
    display: flex;
  }

  .shopcar-container {
    background: #eee;
    overflow: hidden;

    .goods-list {
      .mui-card-content-inner {
        align-items: center;
        padding: 10px;

        .mui-checkbox.mui-left input[type='checkbox'] {
          left: 0px;
        }

        .mui-radio.mui-left label,
        .mui-checkbox.mui-left label {
          padding-left: 20px;
          padding-right: 35px;
          padding-bottom: 22px;
        }
      }

      img {
        width: 60px;
      }

      .info {
        margin-left: 10px;
        width: 100%;
        overflow: hidden;
        box-sizing: border-box;

        h1 {
          font-size: 13px;
          font-weight: bold;
          line-height: 20px;
          padding-top: 10px;
        }

        p {
          display: flex;
          flex-direction: row;
          align-items: center;
          justify-content: space-between;

          .price {
            text-align: left;
            font-size: 16px;
            font-weight: 700;
            color: red;
            flex: 1
          }

          a {
            line-height: 25px;
          }
        }
      }
    }
    .balance {
    display: flex;
    justify-content: space-between;
    align-items: center;
    .red {
      color: red;
      font-weight: bold;
      font-size: 16px;
    }
  }
  }

</style>